_base_ = [
    "../_base_/models/ssd300.py",
    "../_base_/datasets/wider_face.py",
    "../_base_/default_runtime.py",
]
model = dict(bbox_head=dict(num_classes=1))
# optimizer
optimizer = dict(type="SGD", lr=0.012, momentum=0.9, weight_decay=5e-4)
optimizer_config = dict()
# learning policy
lr_config = dict(
    policy="step", warmup="linear", warmup_iters=1000, warmup_ratio=0.001, step=[16, 20]
)
# runtime settings
runner = dict(type="EpochBasedRunner", max_epochs=24)
log_config = dict(interval=1)
